View Compilation Error

0_0_17086063_4255.c:8:1: error: unknown type name 'bool'
 bool cc[30000];  
 ^
0_0_17086063_4255.c: In function 'main':
0_0_17086063_4255.c:48:19: error: 'false' undeclared (first use in this function)
         memset(cc,false,sizeof(cc));  
                   ^
0_0_17086063_4255.c:48:19: note: each undeclared identifier is reported only once for each function it appears in
0_0_17086063_4255.c:53:23: error: 'true' undeclared (first use in this function)
                 cc[i]=true;  
                       ^